Examples with ClusterEventingService io.atomix.cluster.messaging.ClusterEventingService used on opensource projects

Example 1 with ClusterEventingService

use of io.atomix.cluster.messaging.ClusterEventingService in project atomix by atomix.

the class DefaultClusterEventingServiceTest method testClusterEventService.

@Test
public void testClusterEventService() throws Exception {
    TestMessagingServiceFactory factory = new TestMessagingServiceFactory();
    ClusterMetadata clusterMetadata = buildClusterMetadata(1, 1, 2, 3);
    Node localNode1 = buildNode(1, Node.Type.CORE);
    MessagingService messagingService1 = factory.newMessagingService(localNode1.endpoint()).start().join();
    ClusterService clusterService1 = new DefaultClusterService(localNode1, new TestClusterMetadataService(clusterMetadata), messagingService1).start().join();
    ClusterEventingService eventService1 = new DefaultClusterEventingService(clusterService1, messagingService1).start().join();
    Node localNode2 = buildNode(2, Node.Type.CORE);
    MessagingService messagingService2 = factory.newMessagingService(localNode2.endpoint()).start().join();
    ClusterService clusterService2 = new DefaultClusterService(localNode2, new TestClusterMetadataService(clusterMetadata), messagingService2).start().join();
    ClusterEventingService eventService2 = new DefaultClusterEventingService(clusterService2, messagingService2).start().join();
    Node localNode3 = buildNode(3, Node.Type.CORE);
    MessagingService messagingService3 = factory.newMessagingService(localNode3.endpoint()).start().join();
    ClusterService clusterService3 = new DefaultClusterService(localNode3, new TestClusterMetadataService(clusterMetadata), messagingService3).start().join();
    ClusterEventingService eventService3 = new DefaultClusterEventingService(clusterService3, messagingService3).start().join();
    Thread.sleep(100);
    Set<Integer> events = new CopyOnWriteArraySet<>();
    eventService1.<String>subscribe("test1", SERIALIZER::decode, message -> {
        assertEquals(message, "Hello world!");
        events.add(1);
    }, MoreExecutors.directExecutor()).join();
    eventService2.<String>subscribe("test1", SERIALIZER::decode, message -> {
        assertEquals(message, "Hello world!");
        events.add(2);
    }, MoreExecutors.directExecutor()).join();
    eventService2.<String>subscribe("test1", SERIALIZER::decode, message -> {
        assertEquals(message, "Hello world!");
        events.add(3);
    }, MoreExecutors.directExecutor()).join();
    eventService3.broadcast("test1", "Hello world!", SERIALIZER::encode);
    Thread.sleep(100);
    assertEquals(3, events.size());
    events.clear();
    eventService3.unicast("test1", "Hello world!");
    Thread.sleep(100);
    assertEquals(1, events.size());
    assertTrue(events.contains(3));
    events.clear();
    eventService3.unicast("test1", "Hello world!");
    Thread.sleep(100);
    assertEquals(1, events.size());
    assertTrue(events.contains(1));
    events.clear();
    eventService3.unicast("test1", "Hello world!");
    Thread.sleep(100);
    assertEquals(1, events.size());
    assertTrue(events.contains(2));
    events.clear();
    eventService3.unicast("test1", "Hello world!");
    Thread.sleep(100);
    assertEquals(1, events.size());
    assertTrue(events.contains(3));
    events.clear();
    eventService1.<String, String>subscribe("test2", SERIALIZER::decode, message -> {
        events.add(1);
        return message;
    }, SERIALIZER::encode, MoreExecutors.directExecutor()).join();
    eventService2.<String, String>subscribe("test2", SERIALIZER::decode, message -> {
        events.add(2);
        return message;
    }, SERIALIZER::encode, MoreExecutors.directExecutor()).join();
    assertEquals("Hello world!", eventService3.send("test2", "Hello world!").join());
    assertEquals(1, events.size());
    assertTrue(events.contains(1));
    events.clear();
    assertEquals("Hello world!", eventService3.send("test2", "Hello world!").join());
    assertEquals(1, events.size());
    assertTrue(events.contains(2));
    events.clear();
    assertEquals("Hello world!", eventService3.send("test2", "Hello world!").join());
    assertEquals(1, events.size());
    assertTrue(events.contains(1));
}